<?php 
namespace common\bot;


class TradeService{
	
	public static $instance = null;
	
	private function __construct(){
	}
	public static function getInstance(){
		if(self::$instance == null){
			self::$instance = new self();
		}
		return self::$instance;
	}
	
	public function createTradeOfferEnter(){
		$steam = LoginService::getInstance()->dologin();
		if(!$steam->isLoggedIn()){
			var_dump("机器人登陆失败");
		}
		var_dump("机器人登陆成功");
	}
	
}